CATH Domain 1y4zA02

CATH Classification

Level	CATH Code	Description
	3	Alpha Beta
	3.40	3-Layer(aba) Sandwich
	3.40.50	Rossmann fold
	3.40.50.12770	Nitrate reductase alpha subunit

Domain Context

CATH Clusters

Superfamily	Nitrate reductase alpha subunit
Functional Family

Enzyme Information

1.7.5.1

Nitrate reductase (quinone).

based on mapping to UniProt P09152

Nitrate + a quinol = nitrite + a quinone + H(2)O.

-!- A membrane-bound enzyme which supports anaerobic respiration on nitrate under anaerobic conditions and in the presence of nitrate Escherichia coli expresses two forms NarA and NarZ, both being comprised of three subunits.

UniProtKB Entries (1)

P11349

NARH_ECOLI

Escherichia coli K-12

Respiratory nitrate reductase 1 beta chain

PDB Structure

PDB	1Y4Z
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism	Escherichia
Primary Citation	Structural and Biochemical Characterization of a Quinol Binding Site of Escherichia coli Nitrate Reductase A Bertero, M.G., Rothery, R.A., Boroumand, N., Palak, M., Blasco, F., Ginet, N., Weiner, J.H., Strynadka, N.C.J. J.Biol.Chem.